Conor McCarthy : tests/shader-runner: Add tests for floating point special values.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 35d46cf3d966384a5bfda41be384455622910a96
URL:    https://gitlab.winehq.org/wine/vkd3d/-/commit/35d46cf3d966384a5bfda41be38445...

Author: Conor McCarthy <cmccarthy(a)codeweavers.com>
Date:   Mon Jan 22 23:51:30 2024 +1000

tests/shader-runner: Add tests for floating point special values.

---

 tests/hlsl/float-comparison.shader_test | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/tests/hlsl/float-comparison.shader_test b/tests/hlsl/float-comparison.shader_test
index 7109f9af..9bbd493f 100644
--- a/tests/hlsl/float-comparison.shader_test
+++ b/tests/hlsl/float-comparison.shader_test
@@ -65,3 +65,32 @@ shader model >= 6.0
 uniform 0 float4 0.0 1.5 1.5 0.0
 draw quad
 probe all rgba (1010101.0, 11110000.0, 1101001.0, 0.0)
+
+
+[pixel shader]
+uniform float4 f;
+
+float4 main() : sv_target
+{
+    float4 result = float4(isinf(f.x / f.y), isnan(sqrt(f.w)), isinf(sqrt(f.w)), isnan(f.x / f.y));
+    return result + float4(isinf(f.x / f.z), isnan(sqrt(f.y)), isinf(f.y / f.z), isnan(sqrt(f.z))) * 10.0;
+}
+
+[test]
+uniform 0 float4 1.5 0.0 1.0 -1.0
+todo draw quad
+probe all rgba (1.0, 1.0, 0.0, 0.0)
+
+
+[pixel shader]
+uniform float4 f;
+
+float4 main() : sv_target
+{
+    return float4(isfinite(f.x / f.y), isfinite(sqrt(f.w)), isfinite(f.x / f.z), 0.0);
+}
+
+[test]
+uniform 0 float4 1.5 0.0 1.0 -1.0
+todo draw quad
+probe all rgba (0.0, 0.0, 1.0, 0.0)